system/bc: Update to 6.5.0, update URL

Also download direct from upstream instead of deprecated GH mirror.

system/bc/APKBUILD

 # Contributor: A. Wilcox <awilfox@adelielinux.org>
 # Maintainer: A. Wilcox <awilfox@adelielinux.org>
 pkgname=bc
-pkgver=6.2.1
+pkgver=6.5.0
 pkgrel=0
 pkgdesc="An arbitrary precision numeric processing language (calculator)"
-url="https://git.yzena.com/gavin/bc"
+url="https://git.gavinhoward.com/gavin/bc"
 arch="all"
 license="BSD-2-Clause"
 depends=""
 makedepends=""
 subpackages="$pkgname-doc"
-source="https://github.com/gavinhoward/bc/releases/download/$pkgver/bc-$pkgver.tar.xz"
+source="https://git.gavinhoward.com/gavin/bc/releases/download/$pkgver/$pkgname-$pkgver.tar.xz"
 
 build() {
 	PREFIX="/usr" DESTDIR="$pkgdir" ./configure.sh -g -G -O3
@@ -25,4 +25,4 @@ package() {
 	make install
 }
 
-sha512sums="6c0fcd1e5860d2e344c7245cd2ae2672b19ec184cb2723b2d811559edd47bb0b0874b0b5372a9c0f44cce6a7e9069a1b6eb99019a8d19a5b0d056b23ac44f0e3  bc-6.2.1.tar.xz"
+sha512sums="1cb03038d828a0b10734c29931777add8b22f194c507b8ff538ec1aa52a2a97a4ac2733d72cdb0710fdc6937807074e929f7918c56aaf5be8fbe908ea7c5a401  bc-6.5.0.tar.xz"